LLDPE Stretch Film QS-18B

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CONSTRUCTION:

Backing: LDPE film

TYPICAL PHYSICAL PROPERTIES:

Total Thickness: 18 micron

Tensile Strength Md: 20Mpa

Elongation Md: 300%-500%

Tear Strength Md: 3500 mN

Impact Strength: 50g

Puncture: 18N/90mm

Q: What are the thickness of PET protective films?: Generally speaking, single layer is used less, and more are double layer composite or three layer composite.

Q: What does thickness C of the base material of protective film stand for?: It's just a terminology about thickness in industry. 5 c = 50 um = 0.05 mm.

Q: What are the advantages of PET protection films compared with other protective films?: Because there are many kinds of protective film, I give two examples of PET protection film and PE protection filmThe difference between PET protective film and PE protective filmPET protective film, also called film high temperature resistant polyester film. It has excellent physical properties and chemical properties and dimensional stability, transparency, Recyclable, can be widely used in magnetic recording, photosensitive materials, electronics, electrical insulation, industrial film, packaging, decoration and other fields. Can be produced into mobile phone LCD protective film, LCD TV protective film, mobile phone buttons, etc..

Q: The technical issues of the cutting PE protective film: Cutting PE protective film is a highly required work. It's not simple as what you think. Things like cutting speed, tool bit and the heat generated during processing may affect the result. The solution is actually very simple. Come to our factory and take a look!

Q: The introduction of protective film used on flooring finish.: The life of the knit cotton paved on the floor is much longer than that of other similar products. The product is mainly used by decoration company during construction. It has function of shock absorption. It does not only enhance the tanacity of the product but also increase the resilience and flexibility of it to a large extent at the same time.

Q: Is it necessary to use PET high-temperature-resistant protective film in lithium battery?: Generally speaking, PET high-temperature-resistant film is used to cover the surface of the battery core before the core is dried. The main function is to protect the surface of the battery core from scratches and the liquid in the battery from corrosion. The film is resistant to high temperature bacause the battery core needs to be dried at temperature of 75-85 degrees. Some PET protective film may be out of shape at that temperature. Meanwhile, there is certain requirement for the adhesion of the protective film. It can't be too sticky. Otherwise the packaging film may be torn down when you dismantle the battery. In addition, it must be ensured that the protective film won't fall off during the following processing of producing the battery core.

Q: What to do when the keyboard protective film is not adhesive any more?: Clean with toothpaste at first. It's clean this way. And it won't leave a stain. Then when it's dried, use the cleaning fluid attached with the laptop and spray it on the unadhesive side. And then wipe it up with clean cloth and dry it off. That's all.

Q: What to do if the sandblasted protective film on marble stele is not adhesive any more?: The reasons may be: 1. If there is oil or water on the surface of the processed stele, the film can't be sticked firmly. 2. Maybe the adhesion of the protective film is not enough. I suggest you try a new film that is more adhesive. We have recieved many similar complaints from our customers. Generally, we will provide them with a variety of protective films for testing.

Q: What is the difference between the pet protection film and the pet release film?: The difference between the two materials is: PET protection film is coated with different adhesive glue on the PET material. It is divided into three parts: high viscosity, medium viscosity and low viscosity. It has the function of adhesion protection

Q: PVC protective film and weaved cloth, which is better to protect floor?: You'd better use cotton PVC film. But it's expensive. Using ordinary gypsum board is also okay. You can cover the edges of the board with tape.Its cost performance is high. And it's really durable.

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